101690992 has 40 divisors (see below), whose sum is σ = 215378576. Its totient is φ = 46227456.

The previous prime is 101690989. The next prime is 101690999. The reversal of 101690992 is 299096101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101690999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10288 + ... + 17584.

Almost surely, 2^101690992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101690992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107689288).

101690992 is an abundant number, since it is smaller than the sum of its proper divisors (113687584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101690992 is a wasteful number, since it uses less digits than its factorization.

101690992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7385 (or 7379 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 37.

The square root of 101690992 is about 10084.1951587621. The cubic root of 101690992 is about 466.7605697656.

The spelling of 101690992 in words is "one hundred one million, six hundred ninety thousand, nine hundred ninety-two".